PTR record handling in a subnetted network

Ralf Hildebrandt Ralf.Hildebrandt at
Wed Mar 7 13:02:14 UTC 2001

On Wed, Mar 07, 2001 at 07:40:13AM -0500, David Gamache wrote:
> I am running Bind 4.9.5 downloaded from with my mail server

Update, or be exploited. Use BIND-4.9.8 at least!

> software.  I keep seeing these messages in the event log:
> Malformed response from [].53 (answer to wrong question)

> What does it mean, and what should I do about them?

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